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120022022121 = 3109367039823
BaseRepresentation
bin110111111000111011…
…1101011011111101001
3102110210112121110011120
41233301313223133221
53431301114201441
6131045400245453
711446154232561
oct1576167533751
9373715543146
10120022022121
11469a0336721
121b317170889
13b419928001
145b48239da1
1531c6da5966
hex1bf1deb7e9

120022022121 has 8 divisors (see below), whose sum is σ = 161497522560. Its totient is φ = 79280601552.

The previous prime is 120022022117. The next prime is 120022022161. The reversal of 120022022121 is 121220220021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120022022121 - 22 = 120022022117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120022022121.

It is not an unprimeable number, because it can be changed into a prime (120022022161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183519585 + ... + 183520238.

It is an arithmetic number, because the mean of its divisors is an integer number (20187190320).

Almost surely, 2120022022121 is an apocalyptic number.

It is an amenable number.

120022022121 is a deficient number, since it is larger than the sum of its proper divisors (41475500439).

120022022121 is a wasteful number, since it uses less digits than its factorization.

120022022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367039935.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120022022121 its reverse (121220220021), we get a palindrome (241242242142).

It can be divided in two parts, 12002 and 2022121, that multiplied together give a palindrome (24269496242).

The spelling of 120022022121 in words is "one hundred twenty billion, twenty-two million, twenty-two thousand, one hundred twenty-one".

Divisors: 1 3 109 327 367039823 1101119469 40007340707 120022022121